ARM: Add caller information to ioremap

This allows the procfs vmallocinfo file to show who created the ioremap
regions.  Note: __builtin_return_address(0) doesn't do what's expected
if its used in an inline function, so we leave __arm_ioremap callers
in such places alone.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 2 insertions, 1 deletions

diff --git a/arch/arm/plat-iop/io.c b/arch/arm/plat-iop/io.c
index ed0bbece0d61..e15bc17db90b 100644
--- a/arch/arm/plat-iop/io.c
+++ b/arch/arm/plat-iop/io.c
@@ -34,7 +34,8 @@ void * __iomem __iop3xx_ioremap(unsigned long cookie, size_t size,
                 retval = (void *) IOP3XX_PMMR_PHYS_TO_VIRT(cookie);
                 break;
         default:
-                retval = __arm_ioremap(cookie, size, mtype);
+                retval = __arm_ioremap_caller(cookie, size, mtype,
+                                __builtin_return_address(0));
         }
 
         return retval;